How To Design A Iron Ore Conveyor

2007814i need to design a conveyor for a class i am studyingts rather simple needs to transport iron ore 500m from a crusher to a stockpile 5s and 3000tphhe problem being there is a lake of 400m diameter between the twony tips or suggestions would be apprieciated have the option of going around the lake but this would require three conveyors and hence additional chutes.